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WHat type of Computer are you using? Is it a Dell? Is it an HP? Or is it a Gateway, or a Lenovo, or an Acer?
Also, is it a Laptop, or a Desktop?
Also, is the VPCL1111 fx is this the numbers off the CD-ROM drive itself? Or from the computer?
Also is this an INTERNAL CD-ROM, or an EXTERNAL CD-ROM?